solid

01. The millionaire was eating with a fork and knife made of [solid] gold.

02. Water becomes a [solid] at 0 degrees centigrade.

03. If you put your bottle of olive oil in the fridge, it will become [solid] overnight.

04. The Jell-O will take about an hour to [solidify] in the fridge.

05. The blocks are made of [solid] cement, and are really heavy.

06. Jackson is a good, [solid] player, and is worth his high salary.

07. They bought a beautiful dining room table made of [solid] oak.

08. Alfred Montapert once suggested that if you don't have [solid] beliefs, you cannot build a stable life. Beliefs are like the foundation of a building, and they are the foundation to build your life upon.

09. Author George Orwell said that political language is designed to make lies sound truthful, and murder respectable, and to give the appearance of [solidity] to pure wind.

10. Fontenelle once said that a true philosopher is like an elephant; he never puts the second foot down until the first one is [solidly] in place.

11. It has been said that compromise, if not the spice of life, is its [solidity]. It is what makes nations great, and marriages happy.

12. Moving water rarely freezes [solid].

13. While the bones of most airborne birds are hollow for lightness, penguins have [solid] bones which allow them to dive more deeply.

14. When gasoline freezes, it never [solidifies] totally, but resembles gum or wax.

15. All matter exists in three states: [solid], liquid and gas.

16. Liquids differ from [solids] in that both have a definite volume, but liquids do not have a definite shape.

17. Even though the surface of our planet appears to be firm and stationary, there is convincing evidence that the materials that form the [solid] rock on the surface of the earth are moving.

18. It is best to teach arithmetic to children using [solid] objects such as apples or toys in order to introduce addition and subtraction.

19. In the 1700s, [solid] blocks of tea were used as money in Siberia.

20. A ball of glass will bounce higher than a ball of rubber, and a ball of [solid] steel will bounce higher than one made entirely of glass.

21. The center of the planet earth is believed to consist of two parts, with a liquid outer core surrounding a [solid] inner core.

22. The crown was made of [solid] gold, decorated with diamonds.

23. We saw a fabulous concert by Bob Dylan in which he played for over 3 hours [solid].

24. An eggshell may look [solid], but it actually has nearly 8,000 tiny holes.

25. If there is an earthquake, it is a good idea to stand in a door frame because it is quite [solid] and offers some protection.

26. Please don't lean on that table; it's not very [solid].

27. Any [solid] will turn to liquid at the right temperature.

28. Sound waves move faster through [solids] and liquids than through air.

29. During winter on Mars, temperatures plunge to minus 125 degrees centigrade, and the air begins to freeze [solid].

30. She studied for three [solid] days in order to prepare for her final exam.

31. It took the robbers three days to get through the [solid] cement walls of the bank.

32. We've spent five [solid] days on the project and we still haven't finished.

33. It's hard to plant anything in our yard because underneath the grass, it's [solid] clay.